Department of     Mechanical  Engineering

RESEARCH EXPERIENCE

1.    Co-ordination and Participation in National Projects funded by the Research Promotion Foundation (RPF) of Cyprus:

2005 - 2007    “Grid-connected Photovoltaic substation with parallel electricity storage in the form of hydrogen”, Funding CYP £ 105650

2004 - 2007     “Distributed energy generation with the use of H₂/Fuel Cells, with zero CO₂ emissions”, Funding CYP £ 100001

2004 - 2006    “Hydrogen production, purification and storage with the use of Renewable Energy Sources, such as Solar and Wind Energy”, Funding CYP £ 73103

2004 - 2005     “Metal-bonded magnets (Sm₂(Co-Fe-Cu-Zr)₁₇) for high temperature applications”, Funding CYP £ 20312

2003-2005        “Stand-alone pilot unit for remote electricity generation with the use of Fuel Cells and Hydrogen”, approved by Eureka 2002, Funding CYP £ 48418

2002 - 2004     “Zn/Al-Metal-bonded magnets (Nd-(Fe-Co)B, Sm-Fe-N) for high temperature applications”, Funding CYP £ 104830

1999 - 2001     ”Application of Hydrogen Technology for the Industrial Production of Hi-Tech Materials”, Funding CYP £ 50040

1999 - 2001      ”Automated Pilot Plant for the Storage and Production of Electric and Thermal Energy with the Use of Solar and Wind  Energy”, Funding CYP £ 43660

1999 - 2001     ”Hydrogen Storage in Metallic Alloys to be used as a Clean and Renewable Energy Source”, Funding CYP £ 35780

1999 - 2001     ”Miniature Blood-pump for Cardiotherapy”, Funding CYP £ 40890

1996 - 1998     ”Hydrogen Storage in Aluminum Alloys to be Used as Alternative Clean Energy Source”, Funding CYP £ 26100

2.    Participation in European research projects

2004 - 2009     “The birth of a EUropean Distributed EnErgy Partnership that will help the large-scale implementation of distributed energy resources in Europe”, EU-DEEP, FP6-2002-Energy-1, SES6-CT-2003-503516/Energie, (EU-DEEP) Funding €359000 (Total funded budget €15000000)

2002 - 2006     “Cluster Pilot Project for the Integration of Renewable Energy Sources into European Energy Sectors Using Hydrogen (H2)”, RES2H2, Contract No. ENK5-CT-2001-00536 / Energie, Funding €224000 (Total funded budget €2500000)

2002 - 2003     “Combined Cycle Power Plant with Integrated Low Temperature Heat “, NAS-LOTHECO”, Contract No. ENK5-CT2000-00063/Energie, Funding €33000 (Total funded budget €300000)

2000 - 2003     “Novel Materials for High Temperature Applications”, HITEMAG, Contract No. G5RD-CT-2000-00213/ Growth, Funding €97000 (Total funded budget €1700000)

LIST OF PUBLICATIONS AND PATENTS

 1.    Publications in International Scientific Journals and Proceedings of International Conferences

(With more than 200 independent citations in International Refereed Journals)

 1.  N. Lymberopoulos, E. Varkaraki, E. Zoulias, E. Kalyvas, Chris N. Christodoulou and G. Karagiorgis, K. Stolzenburg and A. Poullikkas, “Hydrogen: an Alternative Product for Wind Park Developers”, to be published in the Proceedings of the International Hydrogen Energy Congress, July 13-15, 2005, Instanbul, Turkey

2.  E. Kalyvas, N. Lymberopoulos, E. Varkaraki, E. Zoulias and Chris N. Christodoulou, “Hydrogen as an alternative product of Wind Energy Technologies”, Proceedings on the 3^rd National Conference on RES Applications-Perspectives and Priorities towards the goal of 2010, February 23-25, 2005, Athens-Greece

3. Chris N. Christodoulou, G. Karagiorgis, A. Poullikkas, et al., “A Review on Hydrogen Storage Technologies”, TCJST accepted for publication, 2005

4.  A. Poullikkas, Chris N. Christodoulou and G. Karagiorgis, “Overview of Wind Energy and Available Technologies”, TCJST accepted for publication, 2005

5.  N. Lymberopoulos, E. Zoulias, E. Varkaraki, E. Kalyvas, Chris N. Christodoulou, G. Karagiorgis, A. Poullikkas and K. Stolzenburg, and, “Hydrogen as an Alternative Product for Wind Park Developers”, Proceedings of The 4th Mediterranean IEE MedPower’04, November 14-17, 2004, Lemessos, Cyprus

6.  Chris N. Christodoulou, G. Karagiorgis, M. Menikou, N. Karagiorgis and A. Poullikkas, “Metal Hydrides and Hydrogen Storage Systems: On-going activities in the island of Cyprus”, Proceedings of the Workshop on “Mapping European Knowledge on Hydrogen Storage, October 28-29, 2004, Petten, The Netherlands

7.  E. Zoulias, E. Varkaraki, N. Lymberopoulos, Chris N. Christodoulou, George N. Karagiorgis, “A Review on Water Electrolysis”, TCJST, 4 (2) (2004) 41-71

8.  Poullikkas, A. Kellas, Chris N. Christodoulou, G. N. Karagiorgis. “Cost-Benefit analysis of the Lotheco combined cycle power plants” TCJST, 4(1) (2004) 28-51

9.  Chris N. Christodoulou, G. Karagiorgis, M. Menikou, N. Karagiorgis, A. Poullikkas, N. Lymberopoulos, Elli Varkaraki, E. Zoulias and L. Bozukov, “Hydrogen storage in LaNi₅-based metal-hydrides” Proceedings of the 1^st National Confrrence on Hydrogen Technologies, September 30-October 2, 2004, Athens-Greece

10. Chris N. Christodoulou, G. Karagiorgis, M. Menikou, A. Poullikas and N. Karagiorgis, “Green hydrogen production, storage and H₂ / fuel cell electricity production: On-going projects in the island of Cyprus”, Proceedings of the International conference on (RES) Renewable Energy Resources for islands, Larnaca, Cyprus, 30-31 August. 2004

11. K. Stolzenburg, R. Stenberger-Wilckens, E. Varkaraki, N. Lymberopoulos, E. Zoulias, E. Kalyvas, Chris N. Christodoulou and G. Karagiorgis, “Integration of Intermittent Renewable Energy Sources using Hydrogen: System Development and Market Opportunities”, The International German Hydrogen Energy Congress 2004, February 11-12, 2004, Essen-Germany

12. N. Lymberopoulos, E. Varkaraki, E. Zoulias, E. Kalyvas, Chris N. Christodoulou and G. Karagiorgis, K. Stolzenburg and A. Poullikkas, "Integration of Renewable Energy Sources (RES) into isolated energy systems using hydrogen", Proceedings of the 14^th World Hydrogen Energy Conference, June 9-13, 2002, Montreal, Canada

13. M. Gjoka, O. Kalogirou, D. Niarchos, and Chris N. Christodoulou, “Magnetic characterization and hydrogen absorption characteristics of Pr₃(Fe,Ti)₂₉H_x”, J. Alloys Compound, 234 (2001) 47-54

14. Chris N. Christodoulou, "Hi-Tech Permanent Magnets and Modern Technology", The Cyprus Journal of Science and Technology, 3(1) (2000) 49-58

15. V. Psycharis, M. Gjoka, O. Kalogirou, D. Niarchos, V. Papaefthymiou and Chris N. Christodoulou, “Magnetic properties of interstitial modified Pr₃(Fe,Ti)₂₉ hydrocarbide”, J. Alloys Compound, 307 (2000) 234-239

16. Chris N. Christodoulou, D. Niarchos and O. Kalogirou, "Absorption and Desorption of Hydrogen in Zr-Al Alloys", The Cyprus Journal of Science and Technology, 2(2) (1999) 127-145

17. Chris N. Christodoulou, D. Niarchos and O. Kalogirou, "Hydrogen Absorption and Desorption of Zr-Al Alloys", Proceedings of the Advanced Materials for Industrial Applications, Aristotle University of Thessaloniki, 20-27 June 1999, Kavalla, Greece

18. Chris N. Christodoulou, "High Intrinsic Coercivity Zinc (Zn) bonded Sm₂Fe₁₇N₃ magnets", "Proceedings of the 15th Int. Workshop on Rare-Earth Magnets and Their Applications", Werkstoff-Informationsgesellschaft mbH, Frankfurt, edited by L. Schultz and K-H Müller, Dresden, Germany, August 30 to September 3, 1998, pp. 421-430.

19. Chris N. Christodoulou, "Rapid Solidification, HDDR and Powder Metallurgy Techniques for the Preparation of Microcrystalline Materials: Sm₂Fe₁₇N₃ magnets", The Cyprus Journal of Science and Technology, 1(2) (1997) 73-102.

20. Chris N. Christodoulou, "Zinc-bonded Sm₂Fe₁₇N₃ magnets", Proceedings of the NATO ASI Conference on Magnetic Materials, Mykonos-Greece, July 1-12, 1996.

21. Chris N. Christodoulou and N. Komada, "Anisotropic Sm₂Fe₁₇N₃ powders produced by NH₃ Treatment", The Japanese National Symposium of IEEE Society '95, Sapporo, Hokaido, March 28-30, 1995 (S.7-9 to S.7-12).

22. Chris N. Christodoulou and T. Takeshita, "Interstitial Sm₂Fe₁₇-carbo-nitro-hydrides: Preparation, structure, phases, stability, intrinsic and permanent magnetic properties" in S. G. Sankar (ed.), "Permanent Magnet Materials and Devices", World Scientific Publishing Co Pte LTD, London, April 1995

23. Chris N. Christodoulou and N. Komada, "High coercivity anisotropic Sm₂Fe₁₇N₃ powders", J. Alloys Compounds, 222 (1995) 92-95.

24. Chris N. Christodoulou and N. Komada, "Anisotropic atomic diffusion mechanism of N, C and H into Sm₂Fe₁₇", J. Alloys Compounds, 222 (1995) 27-32.

25. Chris N. Christodoulou and N. Komada, "Atomic diffusion mechanism and diffusivity of nitrogen into Sm₂Fe₁₇", J. App. Phys. 76 (1994) 6041-6043.

26. Chris N. Christodoulou and T. Takeshita, "Anisotropic Sm₂Fe₁₇ powders prepared by special nitro-hydrogenation", Trans. Mat. Res. Soc. Jpn., Vol. 14B (1994) 1033-1036

27. Chris N. Christodoulou and N. Komada, "On the atomic diffusion mechanism and diffusivity of nitrogen atoms into Sm₂Fe₁₇", J. Alloys and Compounds, 206 (1993) 1-13.

28. Chris N. Christodoulou and T. Takeshita, "Macroscopic and atomic diffusion mechanism of nitrogen into Sm₂Fe₁₇", Proceedings of the 1st International Conference on Processing Materials for Properties, Honolulu, Hawaii, Nov. 7-10 (1993), edited by H. Henein and T. Oki, published by TMS, Warrendale, PA, USA, 1993, pp. 293-296.

29. Chris N. Christodoulou and T. Takeshita, "Nitrogenation of Sm₂Fe₁₇: Mechanism, phases and stability", J. Alloys and Compounds, 202 (1993) 173-182.

30. Chris N. Christodoulou and T. Takeshita, "Preparation, structural and magnetic properties and stability of interstitial Sm₂Fe₁₇-carbo-nitro-hydrides", J. Alloys and Compounds, 198 (1993) 1-24.

31. Chris N. Christodoulou and T. Takeshita, " Sm₂Fe₁₇-based permanent magnets produced by rapid solidification", J. Alloys and Compounds, 196 (1993) 161-164.

32. Chris N. Christodoulou and T. Takeshita, " Sm₂Fe₁₇-nitride-based permanent magnets produced by the hydrogenation-decomposition-desorption-recombination (HDDR) process", J. Alloys and Compounds, 196 (1993) 155-159.

33. Chris N. Christodoulou and T. Takeshita, "Hydrogenation of Sm₂Fe₁₇", J. Alloys and Compounds, 194 (1993) 113-117.

34. Chris N. Christodoulou and T. Takeshita, "Hydrogenation and nitrogenation of SmFe₂", J. Alloys and Compounds, 194 (1993) 31-40.

35. Chris N. Christodoulou and T. Takeshita, "Hydrogenation and nitrogenation of SmFe₃", J. Alloys and Compounds, 191 (1993) 279-285.

36. Chris N. Christodoulou, W. E. Wallace and T. B. Massalski, "Magnetic hardening of the Pr₂Co₁₄B-based rapidly quenched alloys", J. Magn. Magn. Mat., 125 (1993) 177-189

37. Chris N. Christodoulou, T. B. Massalski and W. E. Wallace, "Liquidus projection surface and isothermal section at 1000°C of the Co-Pr-B (Co-rich) ternary phase diagram", Journal of Phase Equilibria, 14 (1) (1993) 31-47.

38. Chris N. Christodoulou and T. Takeshita, "Interstitial Sm₂Fe₁₇-carbo-nitro-hydrides", Proceedings of the 78th Topical Symposium of the Magnetics Society of Japan, "Recent Developments in Nitromagnetics", Sendai, Japan, Jan. 13-14, 1993, edited by K. Inomata, published by "The Magnetics Society of Japan", Tokyo, Japan, MSJ 78-11 (1993) 59-67.

39. Chris N. Christodoulou and T. Takeshita, " Sm₂Fe₁₇-based permanent magnets produced by rapid solidification, HDDR and powder metallurgy techniques", Reports of the Magnetics Working Committee, IEEE Tokyo chapter, Meiji University, Dec. 3, 1992, Tokyo, Japan, MAG-92-245, (1992) 53-56.

40. Chris N. Christodoulou and T. Takeshita, "Reaction of samarium with hydrogen and nitrogen- Samarium oxides", J. Alloys and Compounds, 190 (1992) 99-106.

41. Chris N. Christodoulou and T. Takeshita, "Interstitial carbonation of the Sm₂Fe₁₇ phase by reaction with hydrocarbons", RARE EARTHS-Materials of the 21st Century, Extended Abstracts for Rare Earths '92 in Kyoto, Kyoto, June 1-5, 1992, edited by G. Adachi, published by "The Rare Earth Society of Japan", Kyoto, PIIIS-18 (1992) 590-591

42. Chris N. Christodoulou and T. Takeshita, "Interstitial carbonation of the Sm₂Fe₁₇ phase by reaction with hydrocarbons", J. Alloys and Compounds, 190 (1992) 41-48.

43. Chris N. Christodoulou, E. B. Boltich and T. B. Massalski, "On spin reorientation phenomena-Metastability", J. Magn. Magn. Mat., 84 (1990) 29.

44. Chris N. Christodoulou, W. E. Wallace and T. B. Massalski, "Magnetic hardening of Pr-Co-B sintered magnets", J. Appl. Phys., 66 (1989) 2749-2751.

45. Chris N. Christodoulou, E. B. Boltich and T. B. Massalski, "Spin reorientation effect on magnetization-Application to Nd2Fe14B", J. Magn. Magn. Mat., 81 (1989) 209.

46. Chris N. Christodoulou, J. R. Schlup and G. C. Hadjipanayis, "Low-temperature thermal oxidation of Fe-R-B powders", Materials Letters, 6 (1988) 287-289.

47. G. C. Hadjipanayis and Chris N. Christodoulou, "Magnetic hysteresis in Fe-R-B powders", J. Magn. Magn. Mat., 71 (1988) 235-239.

48. Chris N. Christodoulou, J. R. Schlup and G. C. Hadjipanayis, "Oxidation of Fe-R-B powders during preparation of permanent magnets", J. Appl. Phys., 61 (1987) 3760-3762

49. Chris N. Christodoulou, J. R. Schlup and G. C. Hadjipanayis, "Processing of Fe-RE-B powders in the preparation of permanent magnets", Proceedings of the Conference on Emerging Technologies in Materials, sponsored by AIChE, held in Minneapolis, Minnessota, Aug. 18-20, (1987) M5.40.

50. Chris N. Christodoulou, J. R. Schlup and G. C. Hadjipanayis, "Oxidation of Fe-RE-B powders in the preparation of permanent magnets", Proceedings of the Conference on Emerging Technologies in Materials, sponsored by AIChE, held in Minneapolis, Minnessota, Aug. 18-20, (1987) M5.30.

51. K. Gudimetta, Chris N. Christodoulou and G. C. Hadjipanayis, "Magnetic properties of Fe-R-B powders", Appl. Phys. Lett., 48 (1986) 640-672.

2.    Patents

1.  "Multiphase permanent magnets of Fe-B-MM type", US 34862/06.04.1987, EU 88303018.1/11/05/1988, Ford Motor Company, USA, 1987

2.  "Sm₂Fe₁₇-nitride-based permanent magnets prepared by rapid solidification", Mitsubishi Materials Corporation, JP 3-287049, Japan, 1991

3.  "Sm₂Fe₁₇-carbides prepared by gas phase carbonation", Mitsubishi Materials Corporation, JP 4-26204, Japan, 1992

4.  " Sm₂Fe₁₇-nitride-based permanent magnets prepared by HDDR", Mitsubishi Materials Corporation, JP 4-351660, Japan, 1992

5. "Anisotropic Sm₂Fe₁₇-nitride-based permanent magnet powders prepared by special hydrogen treatment", Mitsubishi Materials Corporation, JP 5-27365, Japan, 1993

6. "Anisotropic Sm₂Fe₁₇-carbide-based permanent magnet powders prepared by special hydrogen treatment", Mitsubishi Materials Corporation, JP 5-36055, Japan, 1993

7.  "Hydrogen Occluding Alloy and Electrode Made of the Alloy", Mitsubishi Materials Corporation, JP 08-040863, Japan, 1996

8.  "Hydrogen Occluding Alloy and Electrode Made of the Alloy", Mitsubishi Materials Corporation, JP 08-044627, Japan, 1996

9.  "Hydrogen Occluding Alloy and Electrode Made of the Alloy", Mitsubishi Materials Corporation, JP 08-050075, Japan, 1996

10. "Hydrogen Occluding Alloy and Electrode Made of the Alloy", Mitsubishi Materials Corporation, US 08/613,990/03/96, USA, 1996

11. "Hydrogen Occluding Alloy and Electrode Made of the Alloy", Mitsubishi Materials Corporation, EU 96905049.1-1270, EU, 1996

12. "New Porous and Magnetic, Inorganic-Based Composite Material Used as a Sorbent for Oil Spill Cleaning and Oil Recovery from Waters and the Environment", PCT/CY00/003, EU 00972578.1